grographical variation
英
美
- 地理变异
grographical variation的用法和样例:
例句
- Discontinuous geographic variation is often set aside as a special case.
不连续地理变异,人们往往作为一种特殊情况把它分开。 - Small amounts of geographic variation have been demonstrated in several other traits, such as cortical concentration of certain monoterpene.
在其他几个性状上,亦经证明有少量地理变异,诸如皮部的某些单萜烯浓度。